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Identifying research particiaption effects through qualitative methods: Feedback from Research Engagement Consultants involved in a pediatric mental health comparative effectiveness trial

Elisabeth A. Stelson, Mallory Bolenbaugh, Briana Woods-Jaeger, Cassidy Branch et al. • SSM: Qualitative Research in Health (2021)

Research participation effects (RPEs)—effects due to study design rather than study intervention—have long been acknowledged as a research phenomenon. Identifying RPEs is crucial to understanding the true effects of an intervention and outc...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ssmqr.2021.100023

Challenges and experience of the Ethiopian rural health extension program: implications for reform and revitalization

Taddese Alemu Zerfu, Amare Abera Tareke, Sibhatu Biadgilign • BMC Health Services Research (2023)

Abstract Background Despite remarkable gains over the past decade, mounting evidence suggests that Ethiopia’s rural health extension program (HEP) is facing serious implementation challenges. We investigated the current and potential future...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12913-023-10253-9

Estimating the number of cardio-pulmonary events potentially averted by fine particulate matter air quality index activity guidelines

Robert D Brook, Pia-Allison Roa, Phillip D Levy, Samantha J Bauer et al. • American Journal of Preventive Cardiology (2025)

Background: Fine particulate matter 100 for PM2.5) for 3 groups (healthy adults, ASCVD and pulmonary disease patients) in the US during 2022. The theoretical number of adverse events potentially prevented per county was estimated each day a...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ajpc.2025.101266

Trait impulsivity prospectively predicts lower methadone treatment retention: moderation by pain catastrophizing

Annabelle M. Belcher, Kristen R. Hamilton-Moseley, Ebonie Massey, Mark Yoon et al. • Addiction Science & Clinical Practice (2026)

Abstract Background Empirical evidence supports the use of methadone as the standard of care for opioid use disorder. However, low retention in methadone treatment is one of the largest impediments to treatment success. Although several psy...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13722-026-00699-7

Cross-sectional study of height and weight in the population of Andalusia from age 3 to adulthood

Cosano Carlos, Molina Jose, Castillo Juan, García Juan et al. • BMC Endocrine Disorders (2008)

Abstract Background and objectives In Andalusia there were no studies including a representative sample of children and adolescent population assessing growth and weight increase. Our objectives were to develop reference standards for weigh...

DOAJ Open Access (DOAJ) DOI: 10.1186/1472-6823-8-S1-S1

Dla kogo i o czym? Muzeum Polin, historiografia Żydów a Żydzi jako „sprawa polska" [For whom and about what? The Polin Museum, Jewish historiography and Jews as a “Polish cause”]

Kamil Kijek • Studia Litteraria et Historica (2017)

For whom and about what? The Polin Museum, Jewish historiography and Jews as a “Polish cause” The article presents main threads of the ongoing debate around the permanent exhibition of the Polin Museum of the History of Polish Jews in Wars...

DOAJ Open Access (DOAJ) DOI: 10.11649/slh.1363

Antidiarrheal and antimicrobial profiles extracts of the leaves from Trichilia emetica Vahl. (Meliaceae)

Kiessoun Konaté, Kassi Yomalan, Oksana Sytar, Marian Brestic • Asian Pacific Journal of Tropical Biomedicine (2015)

Objective: To evaluate anti-diarrhoeal and antimicrobial activities of the bioactive fraction of Trichilia emetica in order to provide a scientific basis for the management of gastroenteritis in Burkina Faso. Methods: To do this, polyphenol...

DOAJ Open Access (DOAJ) DOI: 10.1016/S2221-1691(15)30012-5

Fatty acid composition, bioactive phytochemicals, antioxidant properties and oxidative stability of edible fruit seed oil: effect of preharvest and processing factors

Tafadzwa Kaseke, Umezuruike Linus Opara, Olaniyi Amos Fawole • Heliyon (2020)

Fruit seed is a by-product of fruit processing into juice and other products. Despite being treated as waste, fruit seed contains oil with health benefits comparable or even higher than the conventional seed oil from field crops. In additio...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2020.e04962

Characterization of metabolic responses, genetic variations, and microsatellite instability in ammonia-stressed CHO cells grown in fed-batch cultures

Dylan G. Chitwood, Qinghua Wang, Kathryn Elliott, Aiyana Bullock et al. • BMC Biotechnology (2021)

Abstract Background As bioprocess intensification has increased over the last 30 years, yields from mammalian cell processes have increased from 10’s of milligrams to over 10’s of grams per liter. Most of these gains in productivity can be ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12896-020-00667-2

Enhanced Degradation of Juvenile Hormone Promotes Reproductive Diapause in the Predatory Ladybeetle Coccinella Septempunctata

Yu-Yan Li, Jun-Jie Chen, Meng-Yao Liu, Wei-Wei He et al. • Frontiers in Physiology (2022)

Improved knowledge on the regulation of reproductive diapause in Coccinella septempunctata, an important predator of aphids, is crucial for improving shelf-life and mass production of the ladybeetles. In many insects, the absence of juvenil...

DOAJ Open Access (DOAJ) DOI: 10.3389/fphys.2022.877153

Development and quality evaluation of a fermented dessert made from donkey milk fortified with oat flour, wheat germ oil, and pomegranate extract

Claudia Antonino, Graziana Difonzo, Giuseppe Natrella, Giacomo Squeo et al. • Applied Food Research (2024)

The dairy sector is constantly innovating in response to the critical issues connected to sustainability and healthiness and to the increasing consumer demand for products with nutritional benefits. This study aimed to develop an innovative...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.afres.2024.100507

Variation in Anthyllis vulneraria L. populations in adjacent regions across acidic and basic soils in Val Piora

Ermelinda Gjeta, Diellëza Lajçi, Avni Hajdari, Xhesi Shabanllari et al. • Academia Biology (2025)

Populations of Anthyllis vulneraria ssp. vulneraria and A. vulneraria ssp. vallesiaca are found in close vicinity in Val Piora, where the geological situation changes abruptly between basic and acidic substrates. At three sites with populat...

DOAJ Open Access (DOAJ) DOI: 10.20935/AcadBiol7815

Antagonistic Activity and Molecular Insights into the Biocontrol of Korla Pear Fire Blight by <i>Paenibacillus</i> sp. TRMB57781

Xirui Wang, Chaowen Liu, Jinduo Zhao, Yuxin Si et al. • Biology (2026)

Pear fire blight caused by Erwinia amylovora necessitates environmentally friendly biocontrol alternatives. Strain TRMB57781, isolated from Alar chemical plant wastewater, was identified as Paenibacillus sp. via polyphasic taxonomy and 16S ...

DOAJ Open Access (DOAJ) DOI: 10.3390/biology15100764

Untargeted metabolomic profiling of Pseudocnella sykion from KwaZulu-Natal, South Africa using 1H-NMR and UPLC-QTOF-HR-MS

Cassandra Upton, Gerhard Prinsloo, Paul Anton Steenkamp, Moses Okpeku • Frontiers in Marine Science (2025)

IntroductionSea cucumbers are ecologically and economically significant marine invertebrates, yet the metabolic diversity and bioactive potential of noncommercialized, endemic species remains poorly understood.MethodsThis study presents the...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmars.2025.1609951

Analysis of Smallholders’ Progress in Implementing Sustainable Management in North Sumatra, Indonesia

Diana Chalil, Riantri Barus • Indonesian Journal of Agricultural Research (2019)

The significant increase in oil palm areas has resulted in more concerns to the environmental issues - as majority of farming activities were not conducted in sustainable ways. To address the environmental issues, the Roundtable Sustainable...

DOAJ Open Access (DOAJ) DOI: 10.32734/injar.v1i3.677

Shared but Threatened: The Heritage of Wild Food Plant Gathering among Different Linguistic and Religious Groups in the Ishkoman and Yasin Valleys, North Pakistan

Muhammad Abdul Aziz, Arshad Mehmood Abbasi, Zahid Ullah, Andrea Pieroni • Foods (2020)

A wild food ethnobotanical field study was conducted in the Ishkoman and Yasin valleys, located in the Hindukush Mountain Range of Gilgit-Baltistan, northern Pakistan. These valleys are inhabited by diverse, often marginalized, linguistic a...

DOAJ Open Access (DOAJ) DOI: 10.3390/foods9050601